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发明名称
Open hearth roof cooler
摘要
申请公布号
US3137277(A)
申请公布日期
1964.06.16
申请号
US19620172660
申请日期
1962.02.12
申请人
BETHLEHEM STEEL COMPANY
发明人
BEST DANIEL E.
分类号
F27B3/24;F27D1/02
主分类号
F27B3/24
代理机构
代理人
主权项
地址
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